Commit 62cd6a83 authored by Bernd Edlinger's avatar Bernd Edlinger
Browse files

Fix possible memory leak in cryptodev_digest_update. 



Reviewed-by: default avatarRichard Levitte <levitte@openssl.org>
Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2639)
parent b75dbf3c

crypto/engine/eng_cryptodev.c

+3 −2
Original line number Diff line number Diff line
@@ -810,14 +810,15 @@ static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data, 


    if (!(ctx->flags & EVP_MD_CTX_FLAG_ONESHOT)) {

        /* if application doesn't support one buffer */

        state->mac_data =

        char *mac_data =

            OPENSSL_realloc(state->mac_data, state->mac_len + count);



        if (!state->mac_data) {

        if (mac_data == NULL) {

            printf("cryptodev_digest_update: realloc failed\n");

            return (0);

        }



        state->mac_data = mac_data;

        memcpy(state->mac_data + state->mac_len, data, count);

        state->mac_len += count;